Vulnerability-Lookup

GHSA-C6VQ-Q4CF-9CGJ

Vulnerability from github – Published: 2026-03-31 12:31 – Updated: 2026-03-31 12:31

Details

An attacker might be able to inject HTML content into the internal web dashboard by sending crafted DNS queries to a DNSdist instance where domain-based dynamic rules have been enabled via either DynBlockRulesGroup:setSuffixMatchRule or DynBlockRulesGroup:setSuffixMatchRuleFFI.

Severity ?

3.1 (Low)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-0396"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-80"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-31T12:16:27Z",
    "severity": "LOW"
  },
  "details": "An attacker might be able to inject HTML content into the internal web dashboard by sending crafted DNS queries to a DNSdist instance where domain-based dynamic rules have been enabled via either DynBlockRulesGroup:setSuffixMatchRule or DynBlockRulesGroup:setSuffixMatchRuleFFI.",
  "id": "GHSA-c6vq-q4cf-9cgj",
  "modified": "2026-03-31T12:31:35Z",
  "published": "2026-03-31T12:31:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-0396"
    },
    {
      "type": "WEB",
      "url": "https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-02.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-0396 (GCVE-0-2026-0396)

Vulnerability from cvelistv5 – Published: 2026-03-31 11:50 – Updated: 2026-03-31 13:21

Title

HTML injection in the web dashboard

Summary

Severity ?

3.1 (Low)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

CWE

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Assigner

References

URL

Tags

https://www.dnsdist.org/security-advisories/power…

Impacted products

	Vendor	Product	Version
	PowerDNS	DNSdist	Affected: 1.9.0 , < 1.9.12 (semver) Affected: 2.0.0 , < 2.0.3 (semver)

Date Public ?

2026-03-30 22:00

Credits

Aisle Research

Show details on NVD website

JSON

To clipboard

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        "metrics": [
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              "content": {
                "id": "CVE-2026-0396",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-31T13:21:05.454104Z",
                "version": "2.0.3"
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              "type": "ssvc"
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                "lang": "en",
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          "dateUpdated": "2026-03-31T13:21:08.549Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://repo.powerdns.com/",
          "defaultStatus": "unaffected",
          "modules": [
            "Web Dashboard"
          ],
          "packageName": "dnsdist",
          "product": "DNSdist",
          "programFiles": [
            "html/local.js"
          ],
          "repo": "https://github.com/PowerDNS/pdns",
          "vendor": "PowerDNS",
          "versions": [
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              "status": "affected",
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              "versionType": "semver"
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      "metrics": [
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            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N",
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      "references": [
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          "url": "https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-02.html"
        }
      ],
      "source": {
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      },
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    "datePublished": "2026-03-31T11:50:51.442Z",
    "dateReserved": "2025-11-28T09:18:05.355Z",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-C6VQ-Q4CF-9CGJ

CVE-2026-0396 (GCVE-0-2026-0396)

Tags

Sightings

Nomenclature